GM Service Manual Online
For 1990-2009 cars only

    Object Number: 570590  Size: SH

    Caution: Gasoline or gasoline vapors are highly flammable. A fire could occur if an ignition source is present. Never drain or store gasoline or diesel fuel in an open container, due to the possibility of fire or explosion. Have a dry chemical (Class B) fire extinguisher nearby.

  1. Loosen the fuel filler cap in order to relieve the fuel tank vapor pressure.
  2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Loosen the fuel fill hose clamp (2).
  4. Disconnect the fuel fill hose from the fuel fill pipe.
  5. Use a hand or air operated pump device in order to drain as much fuel through the fuel fill hose as possible.